Across
- 3. English mathematician and professor who thought of a device that would calculate numbers to the 20th place and print them at 44 digits a minute
- 4. Used in ancient Babylon, China, and Europe
- 7. Numbers carved into pieces of bone or wood divided into squares
- 8. Lord Byron's daughter
Down
- 1. Computer discoveries have been organized into this
- 2. Invented the Stepped Reckoner
- 3. Developed the Pascaline in 1642 as a way to simplify tax computations
- 5. His discovery led to the idea of information being stored by holes punched on a card
- 6. Worked for the Census Bureau in the 1800's
- 9. Investigated the idea of high speed calculator